Home / 8,199,783.44-12,299,718.88-5,377,766.12

Finding the Fourth Proportional to 8,199,783.44, 12,299,718.88 and 5,377,766.12

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Solution

The fourth proportional to 8,199,783.44, 12,299,718.88 and 5,377,766.12 is: 8,066,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,783.44 : 12,299,718.88 = 5,377,766.12 : x
  2. Step 2: Convert to fraction form
    8,199,783.44/12,299,718.88 = 5,377,766.12/x
  3. Step 3: Cross multiply
    8,199,783.44x = 12,299,718.88 × 5,377,766.12
  4. Step 4: Simplify right side
    8,199,783.44x = 66,145,011,478,388.35
  5. Step 5: Solve for x
    x = 66,145,011,478,388.35/8,199,783.44
  6. Step 6: Final answer
    x = 8,066,677.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.